DE3481817D1 - POROUS MOLDED BODIES. - Google Patents

POROUS MOLDED BODIES.

Info

Publication number
DE3481817D1
DE3481817D1 DE8484106771T DE3481817T DE3481817D1 DE 3481817 D1 DE3481817 D1 DE 3481817D1 DE 8484106771 T DE8484106771 T DE 8484106771T DE 3481817 T DE3481817 T DE 3481817T DE 3481817 D1 DE3481817 D1 DE 3481817D1
Authority
DE
Germany
Prior art keywords
molded bodies
porous molded
porous
bodies
molded
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8484106771T
Other languages
German (de)
Inventor
Christoph Dr Dipl Che Josefiak
Friedbert Wechs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Akzo GmbH
Original Assignee
Akzo GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE3327638A external-priority patent/DE3327638C2/en
Priority claimed from DE3329578A external-priority patent/DE3329578A1/en
Application filed by Akzo GmbH filed Critical Akzo GmbH
Priority to DE8484106771T priority Critical patent/DE3481817D1/en
Application granted granted Critical
Publication of DE3481817D1 publication Critical patent/DE3481817D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/06—Tubular membrane modules
    • B01D63/061—Manufacturing thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/34—Polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/72—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of the groups B01D71/46 - B01D71/70 and B01D71/701 - B01D71/702
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0058—Liquid or visquous
    • B29K2105/0073—Solution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/045—Condition, form or state of moulded material or of the material to be shaped cellular or porous with open cells
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/14—Filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Artificial Filaments (AREA)
DE8484106771T 1983-07-30 1984-06-14 POROUS MOLDED BODIES. Expired - Lifetime DE3481817D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8484106771T DE3481817D1 (en) 1983-07-30 1984-06-14 POROUS MOLDED BODIES.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3327638A DE3327638C2 (en) 1983-07-30 1983-07-30 Method and device for the production of shaped bodies having pores
DE3329578A DE3329578A1 (en) 1983-08-16 1983-08-16 Pore-containing polyvinylidene fluoride mouldings
DE8484106771T DE3481817D1 (en) 1983-07-30 1984-06-14 POROUS MOLDED BODIES.

Publications (1)

Publication Number Publication Date
DE3481817D1 true DE3481817D1 (en) 1990-05-10

Family

ID=25812782

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484106771T Expired - Lifetime DE3481817D1 (en) 1983-07-30 1984-06-14 POROUS MOLDED BODIES.

Country Status (4)

Country Link
US (1) US4666607A (en)
EP (1) EP0133882B1 (en)
JP (1) JPH0791688B2 (en)
DE (1) DE3481817D1 (en)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3631376C1 (en) * 1986-09-15 1988-05-11 Werner & Pfleiderer Cooling device for plastic granulate
IT1216467B (en) * 1988-02-26 1990-03-08 Separem Spa SEMI-PERMEABLE MEMBRANE FOR THE SEPARATION OF FLUIDS, PROCEDURE FOR ITS PREPARATION AND USE OF ITS MEMBRANE FOR MICROFILTRATION, DISTILLATION, AND SPECIAL FABRICS.
US5318417A (en) * 1988-11-10 1994-06-07 Kopp Clinton V Extrusion head for forming polymeric hollow fiber
BR8907138A (en) * 1988-11-10 1991-02-13 Memtec Ltd PROCESS OF PREPARATION OF POROUS POLYMERIC MATERIAL AND RESULTING PRODUCT
US5047437A (en) * 1988-11-23 1991-09-10 American Cyanamid Porous polyacrylonitrile beads and process for their production
US4940734A (en) * 1988-11-23 1990-07-10 American Cyanamid Process for the preparation of porous polymer beads
US5418284A (en) * 1989-05-08 1995-05-23 Cytec Technology Corp. Surface-modified polyacrylonitrile beads
US5489406A (en) * 1990-05-09 1996-02-06 Memtec Limited Method of making polyvinylidene fluoride membrane
EP0734759B1 (en) † 1990-05-09 1999-02-03 USF Filtration Limited Polyvinylidene fluoride membrane
KR950002826B1 (en) * 1991-08-09 1995-03-27 한국과학기술연구원 Process for the preparation of porous polyolefin separation membranes via thermally-induced phase separation
US5490931A (en) * 1992-02-24 1996-02-13 Hoechst Celanese Corp. Fabrication of a fluoropolymer hollow fiber having a defect-free separation layer
WO1997026134A1 (en) * 1996-01-22 1997-07-24 Memtec America Corporation Highly porous polyvinylidene difluoride membranes
US6146747A (en) * 1997-01-22 2000-11-14 Usf Filtration And Separations Group Inc. Highly porous polyvinylidene difluoride membranes
ES2314994T3 (en) 1997-07-23 2009-03-16 Membrana Gmbh MEMBRANE OF POLYOLEFINE, INTEGRAL AND ASYMMETRIC, FOR THE EXCHANGE OF GASES.
DK1144096T3 (en) 1999-01-21 2004-02-09 Membrana Gmbh Integral asymmetric polyolefin membrane
DK1140331T3 (en) * 1999-01-22 2003-04-07 Membrana Gmbh Process for preparing an integral asymmetric polyolefin membrane
US7229665B2 (en) * 2001-05-22 2007-06-12 Millipore Corporation Process of forming multilayered structures
US6994811B2 (en) * 2001-05-22 2006-02-07 Millipore Corporation Method of manufacturing membranes and the resulting membranes
US7942274B2 (en) * 2000-05-24 2011-05-17 Millipore Corporation High-throughput asymmetric membrane
US7314895B2 (en) * 2001-12-19 2008-01-01 Csp Technologies, Inc. Thermoplastic composition comprising a CO2 releasing material
DE50304738D1 (en) 2002-01-24 2006-10-05 Membrana Gmbh PROCESS FOR PREPARING POLYOLEFINMEMBRANAS WITH INTEGRAL ASYMMETRIC STRUCTURE
DE10220038A1 (en) * 2002-05-04 2003-11-20 Membrana Gmbh Process for producing foamed polymer moldings and foamed polymer moldings
US7517581B2 (en) * 2003-09-26 2009-04-14 Parker-Hannifin Corporation Semipermeable hydrophilic membrane
AU2004277802B2 (en) * 2003-10-03 2010-08-26 Kureha Corporation Vinylidene fluoride based resin porous hollow yarn and method for production thereof
WO2005037917A1 (en) * 2003-10-20 2005-04-28 Zenon Environmental Inc. System and method for synthesizing a polymer membrane
US20100166961A1 (en) * 2004-01-20 2010-07-01 Beard Kirby W Production of high porosity open-cell membranes
US8323815B2 (en) * 2006-06-16 2012-12-04 Porous Power Technology, LLC Optimized microporous structure of electrochemical cells
US20090208832A1 (en) * 2008-02-17 2009-08-20 Porous Power Technologies, Llc Lamination Configurations for Battery Applications Using PVDF Highly Porous Film
US20090226683A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Porous Material Uses in Furniture
US20090223155A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Building Construction Applications for Porous Material
US20090227163A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Protective Apparel with Porous Material Layer
US20090222995A1 (en) * 2008-03-05 2009-09-10 Bernard Perry Bedding Applications for Porous Material
US8800783B2 (en) * 2008-09-30 2014-08-12 Unitika Ltd. Polyamide hollow fiber membrane, and production method thereof
ES2373251T3 (en) 2008-12-12 2012-02-01 Membrana Gmbh STABLE PVDF HYDROPHOBE MEMBRANE AGAINST THE OZONE, WITH HIGH MECHANICAL STABILITY.
US20100178567A1 (en) * 2008-12-24 2010-07-15 Porous Power Technologies, Llc Mat Forming Spacers in Microporous Membrane Matrix
WO2010108285A1 (en) 2009-03-26 2010-09-30 Asteia Technology Inc. Non-braided reinforced hollow fibre membrane
CN102804297A (en) * 2009-05-20 2012-11-28 多孔渗透电力技术公司 Treatment and adhesive for microporous membranes
EP2448658B1 (en) 2009-06-26 2014-10-01 BL Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
EP2616167B1 (en) 2010-09-15 2022-11-02 BL Technologies, Inc. Method to make yarn-reinforced hollow fibre membranes around a soluble core
US8529814B2 (en) 2010-12-15 2013-09-10 General Electric Company Supported hollow fiber membrane
US9321014B2 (en) 2011-12-16 2016-04-26 Bl Technologies, Inc. Hollow fiber membrane with compatible reinforcements
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
US9022229B2 (en) 2012-03-09 2015-05-05 General Electric Company Composite membrane with compatible support filaments
US8999454B2 (en) 2012-03-22 2015-04-07 General Electric Company Device and process for producing a reinforced hollow fibre membrane
US9227362B2 (en) 2012-08-23 2016-01-05 General Electric Company Braid welding
WO2014191296A1 (en) 2013-05-29 2014-12-04 Membrana Gmbh Microporous polyvinylidene fluoride membrane
CN104746159B (en) * 2013-12-27 2017-05-03 川崎重工业株式会社 A spinning machine and an operation method of the spinning machine
EP3235558A1 (en) 2016-04-21 2017-10-25 3M Innovative Properties Company of 3M Center Hollow fiber membrane for use in an anesthetic circuit
US11890582B2 (en) 2016-06-27 2024-02-06 Entegris, Inc. Highly retentive polyamide hollow fiber membranes produced via controlled shrinkage
JP2020100902A (en) * 2017-03-17 2020-07-02 Ｓｐｉｂｅｒ株式会社 Dry and wet spinning apparatus

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GB1391973A (en) * 1971-09-07 1975-04-23 Aqua Chem Inc Polyvinyl acetal membrane
JPS523343B2 (en) * 1972-04-28 1977-01-27
JPS5331105B2 (en) * 1973-03-27 1978-08-31
DK171108B1 (en) * 1976-08-30 1996-06-10 Akzo Nv Microporous polymer body and its preparation and use
US4247498A (en) * 1976-08-30 1981-01-27 Akzona Incorporated Methods for making microporous products
US4175153A (en) * 1978-05-16 1979-11-20 Monsanto Company Inorganic anisotropic hollow fibers
NO153879C (en) * 1978-07-31 1986-06-11 Akzo Nv MANUFACTURING A MEMBRANE WITH POROES SURFACE.
DE2833493C2 (en) * 1978-07-31 1989-10-12 Akzo Gmbh, 5600 Wuppertal Hollow filaments
DE2856642A1 (en) * 1978-12-29 1980-07-10 Akzo Gmbh THIN-WALLED HOSE MADE FROM A MELT SPINNABLE SYNTHETIC POLYMER AND ITS USE IN A DEVICE FOR TRANSMITTING HEAT
US4291096A (en) * 1979-03-12 1981-09-22 Extracorporeal Medical Specialties, Inc. Non-uniform cross-sectional area hollow fibers
DE3026718A1 (en) * 1980-07-15 1982-02-04 Akzo Gmbh, 5600 Wuppertal HOLLOW FIBER MEMBRANE FOR PLASMA SEPARATION
DE3205289C2 (en) * 1982-02-15 1984-10-31 Akzo Gmbh, 5600 Wuppertal Process for the production of porous bodies with adjustable total pore volume, adjustable pore size and adjustable pore wall

Also Published As

Publication number Publication date
EP0133882B1 (en) 1990-04-04
US4666607A (en) 1987-05-19
JPH0791688B2 (en) 1995-10-04
JPS6052612A (en) 1985-03-25
EP0133882A3 (en) 1987-08-05
EP0133882A2 (en) 1985-03-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee